//
//  UIColor+Extension.swift
//  sinaweibowj
//
//  Created by Macintosh on 15/12/21.
//  Copyright © 2015年 mactoinsh. All rights reserved.
//

import UIKit

extension UIColor {

  //返回一个随机颜色
    class  func randomColor() -> UIColor {
    
        let r = CGFloat(random()%256)/255.0
        let g = CGFloat(random()%256)/255.0
        let b = CGFloat(random()%256)/255.0
    
        return UIColor.init(red: r, green: g, blue: b, alpha: 1)
    }

}
